@article{graphbasedrecommendationforsparseand,
  title = {Graph-based Recommendation for Sparse and Heterogeneous User Interactions},
  author = {Simone Borg Bruun and Kacper Kenji Lesniak and Mirko Biasini and Vittorio Carmignani and Panagiotis Filianos and Christina Lioma and Maria Maistro},
  year = {2023},
  eprint = {2301.11009},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2301.11009v1},
}